Principal Software Engineer/Developer

fmr· Fidelity Technology Group, LLC
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📍 Westlake, TXFull time

About this role

Job Description:

Note: Fidelity will not provide immigration sponsorship for this position.

Position Description:

Designs and implements large-scale, distributed Spring Boot and Java microservices using Kafka and REST. Builds advanced Continuous Integration/Continuous Deployment (CI/CD) and automation frameworks using Jenkins, GitHub Actions, Kubernetes, containerized test environments to ensure consistent reliability across multiple applications. Implements cloud-native, security-focused, and highly observable architectures using AWS ECS/Fargate, KMS encryption, OpenTelemetry tracing, and resilient integration patterns including automated recovery workflows. Supports applications and provides software solutions to help ensure compliance and fiduciary responsibility. Builds and improves software and Web applications using Java, J2EE, Spring MVC, Spring Core, and Spring Boot. Develops User Interaction (UI) screens using HTML, Cascading Style Sheets (CSS), JavaScript, and Angular. Creates reusable templates using Angular directives and Node Package Manager (NPM) manager tools -- Node.js. Designs and executes automation test scripts using Junit. Automates unit test cases using Jest testing framework. Builds and maintains end-to-end testing using Cypress. Uses business knowledge to translate the vision for divisional initiatives into business solutions by developing complex or multiple software applications and conducting studies of alternatives. Analyzes and recommends changes in project development policies, procedures, standards, and strategies to development experts and management. 

Primary Responsibilities:

  • Participates in architecture design teams.
  • Defines and implements application-level architecture.
  • Develops applications on complex projects, components, and subsystems for the division.
  • Recommends development testing tools and methodologies and reviews and validates test plans.
  • Responsible for QA readiness of software deliverables.
  • Develops comprehensive documentation for multiple applications or subsystems.
  • Establishes full project life cycle plans for complex projects across multiple platforms.
  • Responsible for meeting project goals on-time and on-budget.
  • Advises on risk assessment and risk management strategies for projects.
  • Plans and coordinates project schedules and assignments for multiple projects.
  • Acts as a primary liaison for business units to resolve various project/technology issues.
  • Provides technology solutions to daily issues and technical evaluation estimates on technology initiatives.
  • Advises senior management on technical strategy.
  • Mentors junior team members.
  • Performs independent and complex technical and functional analysis for multiple projects supporting several divisional initiatives.
  • Develops original and creative technical solutions to on-going development efforts.

Education and Experience:

Bachelor’s degree in Computer Science, Engineering, Information Technology, Information Systems, or a closely related field (or foreign education equivalent) and five (5) years of experience as a Principal Software Engineer/Developer (or closely related occupation) implementing and supporting Web and desktop applications in full stack development with Java, Spring, and Angular languages in a financial services environment.

Or, alternatively, Master’s degree in Computer Science, Engineering, Information Technology, Information Systems, or a closely related field (or foreign education equivalent) and three (3) years of experience as a Principal Software Engineer/Developer (or closely related occupation) implementing and supporting Web and desktop applications in full stack development with Java, Spring, and Angular languages in a financial services environment.

Skills and Knowledge:

Candidate must also possess:

  • Demonstrated Expertise (“DE”) designing and developing full stack Java-based multi-tier architectures, using Java, Angular, Spring Boot, Oracle, and testing frameworks (Cypress, Jest, and JUnit).  
  • DE designing and executing automation test scripts using JUnit; automating unit test cases using Jest testing frameworks; and building and maintaining end-to-end testing using Cypress. 
  • DE implementing Continuous Integration and Continuous Delivery (CI/CD) pipelines for enterprise applications using Git, Jenkins, SonarQube, Maven, and Kubernetes automated application deployment flows. 
  • DE designing and implementing Cloud infrastructure practices for enterprise applications using AWS Cloud -- Elastic Cloud Storage (ECS) and Simple Storage Service (S3); supporting and monitoring application logs using AWS CloudWatch, Datadog, and Elastic search; and creating alerts and monitors using Datadog queries to proactively resolve application run time issues.

#PE1M2

#LI-DNI

Fidelity’s Onsite Working Model
Fidelity is transitioning to a full-time onsite working model through a phased rollout across regions and roles. Currently, some roles and locations require 100% onsite presence, while others require less. Onsite expectations are likely to evolve as the rollout continues. This transition does not apply to fully remote roles.

Certifications:

Category:

Information Technology

Please be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.

Frequently Asked Questions

Is the salary disclosed for the Principal Software Engineer/Developer position at fmr?
The salary for this Principal Software Engineer/Developer role at fmr is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Principal Software Engineer/Developer position at fmr located?
This Principal Software Engineer/Developer role at fmr is based in Westlake, TX. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Principal Software Engineer/Developer role at fmr full-time or part-time?
This is listed as a Full time position. It is posted as a Principal Software Engineer/Developer role in the Fidelity Technology Group, LLC department at fmr.
Which team or department does the Principal Software Engineer/Developer at fmr belong to?
This Principal Software Engineer/Developer position is part of the Fidelity Technology Group, LLC department at fmr. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Principal Software Engineer/Developer position at fmr?
Click the "Apply Now" button on this page. You will be redirected to fmr's official application portal hosted on workday where you can submit your application directly.
When was the Principal Software Engineer/Developer job at fmr posted?
This Principal Software Engineer/Developer position at fmr was posted on Sep 9, 2026. Apply as soon as possible — early applications are often reviewed first.
Principal Software Engineer/Developer
fmr
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